In the 1990s, it's OK to do comedy about the Chernobyl disaster or the Space Shuttle blowing up. It's acceptable to ridicule the Pope or the President of the United States, but God forbid you do a joke... about gays. The gay community is the last sacred cow in this society.

The world has been experiencing a whole pattern of auto-destruction, whether in environmental disasters like Chernobyl or health disasters like AIDS.

The nuclear industry has this amazing record, even equipment from generations one and two. But nuclear mishaps tend to come in these big events - Chernobyl, Three Mile Island, and now Fukushima - so it's more visible.